4" Horizontal/Vertical Mount Fire Damper 2634-24X8 past 12 months For evaporative coolers or central

For evaporative coolers or central blower systems

Stamped from cold roll steel

Available 6

Standard Features * Extruded aluminum construction with steel multi-shutter damper * Margin edges are 7/8" projection for baseboard installation * Nylon bushings for easy adjustment and quiet setting of airfoil blades running parallel to shortest dimension * Countersunk mounting holes for flush appearance

4" Horizontal/Vertical Mount Fire Damper 2634-24X8 past 12 months For evaporative coolers or centralh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion